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Ask go-west.. Your Own Question
go-west.., Technician
Category: Medium and Heavy Trucks
Satisfied Customers: 1232
Experience:  Technican with 20 years experience focused on engines and electrical.
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I have a 2004 sterling with an mbe4000 no power to the

Customer Question

I have a 2004 sterling with an mbe4000 no power to the injectors
Submitted: 1 month ago.
Category: Medium and Heavy Trucks
Expert:  go-west.. replied 1 month ago.
Good evening
Can you please give me more of a history?, was there any other work done to the truck?
Customer: replied 1 month ago.
No the truck came in with low fuel and wouldn't start back up. We check to make sure it did lose prime. Put new cam and crak sensor. New batteries. Just not getting power to open the injectors.
Customer: replied 1 month ago.
Also put three new relay for the fuse box under the hood.
Customer: replied 1 month ago.
It crank over but wouldn't start.
Expert:  go-west.. replied 1 month ago.
When you turn on the key
Does the check engine light come in then off?
Does it say diag 1 in the odometer display..
Customer: replied 1 month ago.
The check engine light does not come. Only engine protect light comes on whwn to atrart. Code comes up after cranking a couple of times ecu 140.
Expert:  go-west.. replied 1 month ago.
We need verify power to the pld
Engine ecm
Please remove the smaller connector at the pld
That has power, ground and switched power
Pins 5-6 are constant
9-11 ground
15 is switched
Let me know if you have any other questions.